diff --git a/mace/ops/depthwise_conv_2d_benchmark.cc b/mace/ops/depthwise_conv_2d_benchmark.cc
index 5442444ec19f0825bb84d599a4b167eadbbe3d2e..f535ea17273d028d01c4e56e8f7f32275c73eb33 100644
--- a/mace/ops/depthwise_conv_2d_benchmark.cc
+++ b/mace/ops/depthwise_conv_2d_benchmark.cc
@@ -25,7 +25,7 @@ static void DepthwiseConv2d(int iters,
   mace::testing::StopTiming();
 
   OpsTestNet net;
-  OpDefBuilder("DepthwiseConv2D", "DepthwiseConv2DTest")
+  OpDefBuilder("DepthwiseConv2d", "DepthwiseConv2dTest")
       .Input("Input")
       .Input("Filter")
       .Input("Bias")